Primates form same-sex sexual behavior alliances to gain rank and mating opportunities Male primates use same-sex bonds as ...

A new study posits that same-sex sexual behavior developed to help primates in complex social groups ease tension, reduce ...

As animals go about their lives ― eating, fighting, having babies ― they don’t always follow the script laid out for them by ...

Behaviour among non-human species could help keep groups together in face of social challenges, says study ...

In truth, it is not a paradox. The animals involved all seem perfectly eager participants in heterosexual behaviour, as well, so their reproduction is not compromised. It is, though, a puzzle—for ...

Humans are far closer to meerkats and beavers for levels of exclusive mating than we are to most of our primate cousins, according to a new University of Cambridge study that includes a table ranking ...